package thread;

import sun.misc.Lock;

import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.ReentrantLock;

public class SyncDemo2 {
    public static void main(String[] args) {
        Shop shop1 = new Shop();
        Shop shop2 = new Shop();
        Thread t = new Thread("范传奇"){
            public void run(){
                shop1.buy();
            }
        };
        Thread t1 = new Thread("王克晶"){
            public void  run(){
                shop2.buy();
            }
        };
        t.start();
        t1.start();
    }
}
class Shop{
    public void buy(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+"正在挑衣服");
            Thread.sleep(5000);

            //synchronized (new Object()){
                //不可以，多个线程都会new对象，会导致同步锁失效
            synchronized (this){
                System.out.println(t.getName()+"正在试衣服");
                Thread.sleep(5000);
                System.out.println(t.getName()+"试完出去");
            }
            System.out.println(t.getName()+"结账离开");

        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}
